/*
 * Copyright (c) 2010, 2022, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package com.tulskiy.keymaster.utils;

public class Utils {
    public static String[] split(String str, String separator) {
        if (str == null || str.length() == 0) return new String[] { };
        if (separator == null || separator.length() == 0) return new String[] { };
        if (separator.length() > str.length()) return new String[] { };

        java.util.List<String> result = new java.util.ArrayList<>();

        int index = str.indexOf(separator);
        while (index >= 0) {
            String newStr = str.substring(0, index);
            if (newStr != null && newStr.length() > 0) {
                result.add(newStr);
            }
            str = str.substring(index + separator.length());
            index = str.indexOf(separator);
        }

        if (str != null && str.length() > 0) {
            result.add(str);
        }

        return result.toArray(new String[] { });
    }
}
